package com.jedis;

import redis.clients.jedis.Jedis;

import java.util.Random;

/**
 * @author gali
 * @date 2022/6/5 11:18
 */
public class PhoneCode {
    public static void main(String[] args) {
        //验证码发送
        verifyCode("19949862994");
        //判断验证码是否正确
//        getRedisCode("19949862994","434342");
    }

    /**
     * 生成六位数字验证码
     */
    public static String getCode(){
        Random random = new Random();
        String code="";
        for (int i = 0; i <6 ; i++) {
            int i1 = random.nextInt(10);
            code+=i1;
        }
        return code;
    }
    /**
     *让每个手机每天只能发送三次，验证码放到redis中，设置过期时间
     */
    public static void verifyCode(String phone){
        Jedis jedis = new Jedis("192.168.186.128",6379);
        //手机发送次数key
        String countKey="VerifyCode"+phone+":count";
        //验证码key
        String codeKey="VerifyCode"+phone+":code";
        //每个手机每天只能发送三次
        String count = jedis.get(countKey);
        if (count==null){
            //没有发送次数，第一次发送
            //设置发送次数
            jedis.setex(countKey,24*60*60,"1");
        }else if (Integer.parseInt(count)<=2){
            //发送次数+1
            jedis.incr(countKey);
        }else if (Integer.parseInt(count)>2){
            //发送信息：不能再发送
            System.out.println("今天次数已经超过三次了");
            jedis.close();
            return;
        }
        String code1 = getCode();
        jedis.setex(codeKey,120,code1);
        jedis.close();
    }
    /**
     * 验证码校验
     */
    public static void getRedisCode(String phone,String code){
        Jedis jedis = new Jedis("192.168.186.128",6379);
        String codeKey="VerifyCode"+phone+":code";
        String s = jedis.get(codeKey);
        if (s.equals(code)){
            System.out.println("成功");
        }else {
            System.out.println("失败");
        }
        jedis.close();
    }
}
